| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(金) |
06:19 | 01:31 | 22:40 | 14:35 |
| 112cm | 95cm | 105cm | 30cm | |
|
||||
日立（茨城）2040年05月18日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。
| 時刻 | 潮位 | 高低差 | 各ポイント |
|---|---|---|---|
| 5/18 00:00 | 97.5 | ↓-0.6 | |
| 5/18 00:10 | 97.0 | ↓-0.5 | |
| 5/18 00:20 | 96.5 | ↓-0.5 | |
| 5/18 00:30 | 96.1 | ↓-0.4 | |
| 5/18 00:40 | 95.8 | ↓-0.3 | |
| 5/18 00:50 | 95.4 | ↓-0.4 | |
| 5/18 01:00 | 95.2 | ↓-0.2 | |
| 5/18 01:10 | 95.0 | ↓-0.2 | |
| 5/18 01:20 | 94.9 | ↓-0.1 | |
| 5/18 01:30 | 94.9 | 0 | 干潮 |
| 5/18 01:40 | 94.9 | 0 | |
| 5/18 01:50 | 95.0 | ↑0.1 | |
| 5/18 02:00 | 95.2 | ↑0.2 | |
| 5/18 02:10 | 95.5 | ↑0.3 | |
| 5/18 02:20 | 95.8 | ↑0.3 | |
| 5/18 02:30 | 96.2 | ↑0.4 | |
| 5/18 02:40 | 96.8 | ↑0.6 | |
| 5/18 02:50 | 97.3 | ↑0.5 | |
| 5/18 03:00 | 98.0 | ↑0.7 | |
| 5/18 03:10 | 98.7 | ↑0.7 | |
| 5/18 03:20 | 99.5 | ↑0.8 | |
| 5/18 03:30 | 100.3 | ↑0.8 | |
| 5/18 03:40 | 101.2 | ↑0.9 | |
| 5/18 03:50 | 102.1 | ↑0.9 | |
| 5/18 04:00 | 103.0 | ↑0.9 | |
| 5/18 04:10 | 103.9 | ↑0.9 | |
| 5/18 04:20 | 104.9 | ↑1.0 | |
| 5/18 04:30 | 105.8 | ↑0.9 | |
| 5/18 04:40 | 106.7 | ↑0.9 | |
| 5/18 04:50 | 107.6 | ↑0.9 | |
| 5/18 05:00 | 108.4 | ↑0.8 | |
| 5/18 05:10 | 109.1 | ↑0.7 | |
| 5/18 05:20 | 109.8 | ↑0.7 | |
| 5/18 05:30 | 110.4 | ↑0.6 | |
| 5/18 05:40 | 110.9 | ↑0.5 | |
| 5/18 05:50 | 111.2 | ↑0.3 | |
| 5/18 06:00 | 111.5 | ↑0.3 | |
| 5/18 06:10 | 111.7 | ↑0.2 | 満潮 |
| 5/18 06:20 | 111.7 | 0 | |
| 5/18 06:30 | 111.6 | ↓-0.1 | |
| 5/18 06:40 | 111.4 | ↓-0.2 | |
| 5/18 06:50 | 111.0 | ↓-0.4 | |
| 5/18 07:00 | 110.5 | ↓-0.5 | |
| 5/18 07:10 | 109.9 | ↓-0.6 | |
| 5/18 07:20 | 109.2 | ↓-0.7 | |
| 5/18 07:30 | 108.2 | ↓-1.0 | |
| 5/18 07:40 | 107.2 | ↓-1.0 | |
| 5/18 07:50 | 106.0 | ↓-1.2 | |
| 5/18 08:00 | 104.7 | ↓-1.3 | |
| 5/18 08:10 | 103.2 | ↓-1.5 | |
| 5/18 08:20 | 101.7 | ↓-1.5 | |
| 5/18 08:30 | 100.0 | ↓-1.7 | |
| 5/18 08:40 | 98.1 | ↓-1.9 | |
| 5/18 08:50 | 96.2 | ↓-1.9 | |
| 5/18 09:00 | 94.1 | ↓-2.1 | |
| 5/18 09:10 | 91.9 | ↓-2.2 | |
| 5/18 09:20 | 89.7 | ↓-2.2 | |
| 5/18 09:30 | 87.3 | ↓-2.4 | |
| 5/18 09:40 | 84.9 | ↓-2.4 | |
| 5/18 09:50 | 82.4 | ↓-2.5 | |
| 5/18 10:00 | 79.8 | ↓-2.6 | |
| 5/18 10:10 | 77.2 | ↓-2.6 | |
| 5/18 10:20 | 74.5 | ↓-2.7 | 最大潮位差 |
| 5/18 10:30 | 71.9 | ↓-2.6 | |
| 5/18 10:40 | 69.2 | ↓-2.7 | 最大潮位差 |
| 5/18 10:50 | 66.5 | ↓-2.7 | 最大潮位差 |
| 5/18 11:00 | 63.9 | ↓-2.6 | |
| 5/18 11:10 | 61.3 | ↓-2.6 | |
| 5/18 11:20 | 58.7 | ↓-2.6 | |
| 5/18 11:30 | 56.1 | ↓-2.6 | |
| 5/18 11:40 | 53.7 | ↓-2.4 | |
| 5/18 11:50 | 51.3 | ↓-2.4 | |
| 5/18 12:00 | 49.0 | ↓-2.3 | |
| 5/18 12:10 | 46.8 | ↓-2.2 | |
| 5/18 12:20 | 44.7 | ↓-2.1 | |
| 5/18 12:30 | 42.7 | ↓-2.0 | |
| 5/18 12:40 | 40.8 | ↓-1.9 | |
| 5/18 12:50 | 39.1 | ↓-1.7 | |
| 5/18 13:00 | 37.4 | ↓-1.7 | |
| 5/18 13:10 | 36.0 | ↓-1.4 | |
| 5/18 13:20 | 34.6 | ↓-1.4 | |
| 5/18 13:30 | 33.4 | ↓-1.2 | |
| 5/18 13:40 | 32.4 | ↓-1.0 | |
| 5/18 13:50 | 31.5 | ↓-0.9 | |
| 5/18 14:00 | 30.8 | ↓-0.7 | |
| 5/18 14:10 | 30.3 | ↓-0.5 | |
| 5/18 14:20 | 29.9 | ↓-0.4 | |
| 5/18 14:30 | 29.8 | ↓-0.1 | 干潮 |
| 5/18 14:40 | 29.8 | 0 | |
| 5/18 14:50 | 30.0 | ↑0.2 | |
| 5/18 15:00 | 30.4 | ↑0.4 | |
| 5/18 15:10 | 30.9 | ↑0.5 | |
| 5/18 15:20 | 31.7 | ↑0.8 | |
| 5/18 15:30 | 32.6 | ↑0.9 | |
| 5/18 15:40 | 33.7 | ↑1.1 | |
| 5/18 15:50 | 35.0 | ↑1.3 | |
| 5/18 16:00 | 36.4 | ↑1.4 | |
| 5/18 16:10 | 38.0 | ↑1.6 | |
| 5/18 16:20 | 39.8 | ↑1.8 | |
| 5/18 16:30 | 41.7 | ↑1.9 | |
| 5/18 16:40 | 43.6 | ↑1.9 | |
| 5/18 16:50 | 45.8 | ↑2.2 | |
| 5/18 17:00 | 48.0 | ↑2.2 | |
| 5/18 17:10 | 50.2 | ↑2.2 | |
| 5/18 17:20 | 52.6 | ↑2.4 | |
| 5/18 17:30 | 55.0 | ↑2.4 | |
| 5/18 17:40 | 57.5 | ↑2.5 | |
| 5/18 17:50 | 60.0 | ↑2.5 | |
| 5/18 18:00 | 62.5 | ↑2.5 | |
| 5/18 18:10 | 65.0 | ↑2.5 | |
| 5/18 18:20 | 67.5 | ↑2.5 | |
| 5/18 18:30 | 69.9 | ↑2.4 | |
| 5/18 18:40 | 72.4 | ↑2.5 | |
| 5/18 18:50 | 74.8 | ↑2.4 | |
| 5/18 19:00 | 77.2 | ↑2.4 | |
| 5/18 19:10 | 79.5 | ↑2.3 | |
| 5/18 19:20 | 81.7 | ↑2.2 | |
| 5/18 19:30 | 83.9 | ↑2.2 | |
| 5/18 19:40 | 86.0 | ↑2.1 | |
| 5/18 19:50 | 88.0 | ↑2.0 | |
| 5/18 20:00 | 89.9 | ↑1.9 | |
| 5/18 20:10 | 91.7 | ↑1.8 | |
| 5/18 20:20 | 93.4 | ↑1.7 | |
| 5/18 20:30 | 95.0 | ↑1.6 | |
| 5/18 20:40 | 96.4 | ↑1.4 | |
| 5/18 20:50 | 97.8 | ↑1.4 | |
| 5/18 21:00 | 99.0 | ↑1.2 | |
| 5/18 21:10 | 100.0 | ↑1.0 | |
| 5/18 21:20 | 101.0 | ↑1.0 | |
| 5/18 21:30 | 101.8 | ↑0.8 | |
| 5/18 21:40 | 102.5 | ↑0.7 | |
| 5/18 21:50 | 103.1 | ↑0.6 | |
| 5/18 22:00 | 103.5 | ↑0.4 | |
| 5/18 22:10 | 103.8 | ↑0.3 | |
| 5/18 22:20 | 104.1 | ↑0.3 | |
| 5/18 22:30 | 104.2 | ↑0.1 | 満潮 |
| 5/18 22:40 | 104.2 | 0 | 満潮 |
| 5/18 22:50 | 104.2 | 0 | |
| 5/18 23:00 | 104.1 | ↓-0.1 | |
| 5/18 23:10 | 103.9 | ↓-0.2 | |
| 5/18 23:20 | 103.6 | ↓-0.3 | |
| 5/18 23:30 | 103.3 | ↓-0.3 | |
| 5/18 23:40 | 102.9 | ↓-0.4 | |
| 5/18 23:50 | 102.5 | ↓-0.4 |